{if $hoge==1}
Hello World!! Part1-1
{elseif $hoge==2}
Hello World!! Part1-2
{elseif $hoge==3}
Hello World!! Part1-3
{else}
Hello World!! Part1-3
{/if}
<br />
{if $hoge.hoge==0}
Hello World!! Part2-1
{else}
Hello World!! Part2-2
{/if}